Standard Historical Last Updated: Aug 16, 2017
ASTM D2646-02

Standard Test Methods for Backing Fabric Characteristics of Pile Yarn Floor Coverings


1.1 These test methods cover the procedures listed as follows for testing woven, knitted and nonwoven backing fabrics designed for use in the manufacture of pile yarn floor coverings. The procedures appear in the following order:

Bow and Skewness of Woven Fabrics8
Breaking Force of Woven and Nonwoven Fabrics15
Breaking Force After Tufting of Woven and Nonwoven Fabrics16
Extractable Matter9
Fabric Count of Woven Fabrics12
Fabric Count of Knitted Fabrics13
Length of Woven Fabrics11
Mass per Unit Area (Weight) of Woven Fabrics14
Shrinkage-Hot Wet Method17
Shrinkage-Hot Dry Method18
Width of Woven Fabrics10

1.2 The values stated in SI units are to be regarded as standard. The values in inch-pound units are provided as information only and are not exact equivalents. In case of referee decisions, the SI units will prevail.

1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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Book of Standards Volume: 07.01
Developed by Subcommittee: D13.21
Pages: 4
DOI: 10.1520/D2646-02
ICS Code: 59.080.30